Home / 17,145.02-23,670.45-11,187.02

Finding the Fourth Proportional to 17,145.02, 23,670.45 and 11,187.02

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Solution

The fourth proportional to 17,145.02, 23,670.45 and 11,187.02 is: 15,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.02 : 23,670.45 = 11,187.02 : x
  2. Step 2: Convert to fraction form
    17,145.02/23,670.45 = 11,187.02/x
  3. Step 3: Cross multiply
    17,145.02x = 23,670.45 × 11,187.02
  4. Step 4: Simplify right side
    17,145.02x = 264,801,797.56
  5. Step 5: Solve for x
    x = 264,801,797.56/17,145.02
  6. Step 6: Final answer
    x = 15,444.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.